Pith Number

pith:UI4FVQUB

pith:2003:UI4FVQUBNM2QIDGRHE2L5QBZBG

not attested not anchored not stored refs pending

Magnetic Fields in Galaxy Clusters

Federica Govoni, Matteo Murgia

arxiv:astro-ph/0311385 v1 · 2003-11-17 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UI4FVQUBNM2QIDGRHE2L5QBZBG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T14:13:11.676404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2385ac2816b35040cd13934bec039099dfdd31b52d694a619941ef846ea8b4e

Aliases

arxiv: astro-ph/0311385 · arxiv_version: astro-ph/0311385v1 · doi: 10.48550/arxiv.astro-ph/0311385 · pith_short_12: UI4FVQUBNM2Q · pith_short_16: UI4FVQUBNM2QIDGR · pith_short_8: UI4FVQUB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UI4FVQUBNM2QIDGRHE2L5QBZBG \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a2385ac2816b35040cd13934bec039099dfdd31b52d694a619941ef846ea8b4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57a46f142b6c7baa07757e4156ad36cb58f1fb2e9abaf16b3ab97fd70bc661d0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-11-17T14:37:13Z",
    "title_canon_sha256": "7079dc91e6bd155ef0064344c034ce902ffc8f394161583dc41bad346444aaca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0311385",
    "kind": "arxiv",
    "version": 1
  }
}